Arun S V

Senior Linux Infrastructure & Cloud Engineer

18+ years of professional experience in Linux Infrastructure Management, Cloud Computing, OpenStack, Ceph Storage, Web Hosting Platforms, Enterprise Server Administration, Automation, Security Hardening, and Large Scale Hosting Environments.

root@infrastructure-core:~
Initializing Infrastructure Matrix...

[ OK ] Loading OpenStack Compute Nodes
[ OK ] Ceph Cluster Health: HEALTH_OK
[ OK ] Syncing Ansible Automation Inventory
[ OK ] Monitoring 1284 Production Servers
[ OK ] Zabbix Trigger Scan Completed
[ OK ] RAID Array Integrity Verified
[ OK ] AWS Infrastructure Connectivity Stable
[ OK ] Nginx Load Balancer Optimized

root@infra-core:~# watch -n1 'ceph status && uptime'
root@infra-core:~# ansible production -m ping
root@infra-core:~# zabbix_get -s localhost -k system.cpu.load
root@infra-core:~# iostat -xm 1
root@infra-core:~# htop

██████████████████████████████████████████
 REAL-TIME INFRASTRUCTURE MONITORING ACTIVE
██████████████████████████████████████████

About Me

Highly accomplished Linux Systems Engineer with over 18 years of experience designing, implementing, and managing enterprise-scale Linux infrastructures. Proven expertise in Linux systems administration, enterprise hosting environments, cloud computing, virtualization technologies, infrastructure automation, and server security. Recognized for strong technical leadership, problem-solving abilities, and a commitment to delivering reliable, secure, and high-performance IT solutions. Extensive experience in the deployment, configuration, optimization, troubleshooting, and security hardening of Linux servers and enterprise hosting environments. Demonstrated expertise in managing web, application, database, and mail server infrastructures, including Apache, Nginx, Tomcat, JBoss, MySQL, PostgreSQL, Exim, and Postfix. Strong background in cloud and virtualization technologies, including OpenStack, Ceph, and AWS, with hands-on experience in infrastructure automation using Ansible. Proficient in implementing monitoring solutions, maintaining high-availability environments, and managing scalable, enterprise-grade infrastructure to ensure optimal performance, reliability, and security. Demonstrated experience in leading technical teams, coordinating shift-based operations, and managing mission-critical infrastructure in 24/7 production environments. Skilled in server provisioning, RAID configuration and management, infrastructure monitoring, incident response, and operational support. Proven ability to ensure high system availability, optimize performance, and maintain service continuity while adhering to enterprise operational standards and service-level objectives.

Technical Skills

Linux Administration

RedHat, Almalinux, RockyLinux, CentOS, Ubuntu, Fedora, Debian, Kernel tuning, troubleshooting and infrastructure management.

Cloud & Virtualization

OpenStack, Ceph Storage, AWS Cloud, OpenVZ, KVM, Virtuozzo, Xen virtualization platforms.

Security & Firewall

Firewalld, nftables, UFW, iptables, CSF, APF, BFD, LFD, SELinux, server hardening, malware cleanup and security optimization.

Web & Mail Servers

Apache, Litespeed, Nginx, OpenLiteSpeed, Jetty, Caddy, Tomcat, JBoss, Microsoft IIS, Exim, Qmail, Sendmail and Postfix administration.

Database Management

MySQL, MariaDB, PostgreSQL optimization, backups, replication and performance tuning.

Automation & Scripting

Ansible automation, Bash scripting, deployment automation and infrastructure scripting.

Core Expertise

Linux Server Administration
OpenStack
Ceph Storage
Amazon AWS
Docker
Kubernetes
Cloud Computing
Ansible
Bash Scripting
Apache
Nginx
Microsoft IIS
Tomcat
Node.js
JBoss
MySQL
PostgreSQL
Zabbix
Nagios
cPanel/WHM
Plesk
DirectAdmin
Server Provisioning
Dedicated Servers
RAID Controllers
Infrastructure Monitoring
Shift Management
Team Leadership
24/7 Production Support
Disaster Recovery
Server Security

18+

Years Experience

1000+

Servers Managed

24/7

Production Support

99.9%

Infrastructure Reliability

Professional Strengths

Linux Administration
Cloud Infrastructure
Security & Firewall
Automation & Scripting
Monitoring & Troubleshooting
Leadership & Team Management

Professional Contact

Enterprise Linux Infrastructure Specialist

Experienced in large-scale Linux infrastructure, cloud platforms, enterprise hosting environments, automation, monitoring, systems reliability engineering, and enterprise-grade server administration.